Meaning

noun (folklore) fairies that are somewhat mischievous

noun creeping evergreen shrub having narrow overlapping leaves and early white star-shaped flowers; of the pine barrens of New Jersey and the Carolinas

originUncertain; 17thC, originally in the folklore of southwest England; perhaps diminutive of Swedish pysk (“fairy”); perhaps Puck + -sy; see Wikipedia.

Etymology from Wiktionary, CC BY-SA 3.0